INSTRUCTIONS FOR COMPLETING FORM OES-33. Firm Name: Enter legal entity and firm name.Before you use this form you may want to consult an attorney if you have questions concerning which document form is appropriate for your transaction. A trust amendment is a legally binding document designed to modify one or more provisions within your living trust. Unemployment. Program (UP). Interior, Bureau of Indian Affairs (BIA), proposes to revise its regulations in the areas of probate, funds held in trust for. Interior, Bureau of Indian Affairs (BIA), proposes to revise its regulations in the areas of probate, funds held in trust for. MHA First Lien. Modifications.